The AS568-263 SIMRIZ Z7257 is a precision-engineered seal with a 7-1/4" inner diameter and a 7-1/2" outer diameter, featuring a thickness of 1/8". This product from Freudenberg-NOK is designed for high-performance applications, offering exceptional resistance to chemicals and thermal degradation. The Z7257 seal complies with industry standards, ensuring compatibility with various hydraulic and pneumatic systems. Its durable construction provides a reliable seal, enhancing the efficiency and longevity of your equipment in demanding environments.